...40KG Door Weight 130° Max Opening Angle holdopendoorcloser for Security DoorDoorcloser is installed at the top of the door leaf with single opening, is applicable to wooden door,steel door and fire door. Appliable to single door with the maximum door...

...Insulated Fire DoorHoldOpen 1.5hr Propping Open Steel Fire Door Latest Craft without Welding Point Zhongwo steel propping open fire door is composed of a door leaf, a door frame, a doorcloser, a sealing strip and a release device, which consists of ...

...30-45KG Automatic DoorCloser for Wooden Door Metal Door or Fire Door Product Introduction Doorcloser is a mechanical device that closes a door, in general after someone opens it or after it was automatically opened. Choosing a door clser can involve the...

... Medium DoorCloser Product Description : 1. Doorcloser is installed at the top of the door leaf with single opening, is applicable to wooden door, steel door, fire door.In most situation, this product will be used in fire proof door...

...(offices,chemists,restaurants,etc). Characteristics and Advantages (1) Safety: Operated by receiving signals from sensors, the door moves automatically and it will reverse back once there is any objects